<template>
  <div class="details wrap">
    <Crumb></Crumb>
    <main>
      <div class="content">
        <div class="l">
          <div class="bigImg">
            <img
              :src="imgUrl + productInfo.coverImg"
              width="100%"
              height="100%"
              alt=""
            />
          </div>
          <ul>
            <li
              v-for="(item, index) in productInfo.imgAltas"
              :key="item.id"
              :style="{ border: imgIndex == index ? '1px solid red' : 'none' }"
              @mouseenter="changeImg(index, item.src)"
            >
              <img :src="imgUrl + item.src" width="100" height="100" alt="" />
            </li>
          </ul>
        </div>
        <div class="r">
          <div class="top">
            <h2>{{ productInfo.seriesTitle }}</h2>
            <p>{{ productInfo.seriesSubTitle }}</p>
            <div class="score">{{ productInfo.coin }}积分</div>
          </div>
          <div class="down">
            <section
              v-for="(item, index) in productInfo.parameterJson"
              :key="index"
            >
              <strong>选择{{ item.title }}</strong>
              <ul>
                <li
                  :class="{ active: citem.currentActivate }"
                  v-for="citem in item.parameters"
                  :key="citem.id"
                  @click="gotoColor(citem.id)"
                >
                  {{ citem.title }}
                </li>
              </ul>
            </section>
            <div style="margin: 10px 0">
              <strong
                >数量 <span>*礼品库存{{ productInfo.stock }}件</span></strong
              >
              <div class="step">
                <div class="reduce" @click="stepFn(-1)">-</div>
                <input type="text" disabled v-model="stepNum" />
                <div
                  class="add"
                  :disabled="stepNum >= productInfo.stock"
                  @click="stepFn(1)"
                >
                  +
                </div>
              </div>
            </div>
            <div class="btns">
              <div class="addToCart" @click="addToCartFn">加入购物车</div>
              <div class="buyNow" @click="BuyFn">立即购买</div>
            </div>
          </div>
        </div>
      </div>
      <aside>
        <h3>你还可以兑换</h3>
        <ul>
          <li
            v-for="item in themYouCanBuy"
            :key="item.id"
            @click="gotoColor(item.id)"
          >
            <div class="l">
              <img :src="imgUrl + item.img" alt="" />
            </div>
            <div class="r">
              <div class="title">{{ item.name }}</div>
              <div class="score">
                <span>{{ item.coin }}</span>
                积分
              </div>
            </div>
          </li>
        </ul>
      </aside>
    </main>
    <ul class="tabs">
      <li
        :class="{ active: showIssue ? true : false }"
        @click="showIssue = true"
      >
        礼品详情
      </li>
      <li
        @click="showIssue = false"
        :class="{ active: !showIssue ? true : false }"
      >
        常见问题
      </li>
    </ul>
    <!-- 商品详情的内容盒子 -->
    <div v-html="description" v-show="showIssue"></div>
    <!-- 常见问题的内容盒子 -->
    <div class="issue" v-show="!showIssue">
      <h4>兑换后运费如何收取？</h4>
      <p>
        商城内大部分实物产品均可包邮，也支持上门自提。虚拟产品则无需运费，可在兑换后直接使用。
      </p>
      <p class="mb20">
        （注：新疆，西藏，内蒙古，青海，海南，宁夏暂不支持包邮，在此地区兑换商品需提前与客服确认运费。）
      </p>
      <h4>如何申请退换货？</h4>
      <p>所有产品均为鸡腿兑换礼品，无质量问题不支持退换货；</p>
      <p>如因喜好不同，或到货后后悔等原因，不支持退货；</p>
      <p>
        因客户原因如联系方式有误、电话停机、不接电话、无理由拒收等造成快件无法正常签收的情况，叩丁狼均不进行补发或赔付；
      </p>
      <p>
        如因质量问题需要退货，将由客服人员与客户联系，确认邮寄地址与流程。退回物品不得有人为损坏或使用痕迹，否则拒绝退换；
      </p>
      <p class="mb20">
        如顾客选择自行寄回商品，请先垫付运费，到货验证商品后，叩丁狼将以鸡腿发放形式为用户报销运费，不接受单方面到付件。
      </p>
      <h4>如何开具发票？</h4>
      <p>叩丁狼积分商城产品均为定制礼品，使用积分兑换的产品均不支持开票。</p>
      <h4>关于鸡腿价格问题</h4>
      <p class="mb20">
        因可能存在系统缓存、页面更新延迟等不确定性情况，导致价格显示异常，商品具体售价请以订单结算页价格为准。如您发现异常情况出现，请立即联系我们补正，以便您能顺兑换。
      </p>
      <h4>联系我们</h4>
      <p>www.wolfcode.cn</p>
      <p class="mb20">微信公众号搜索“叩丁狼”</p>
    </div>
  </div>
</template>

<script>
import { mapActions } from "vuex";
import Crumb from "@/components/Crumb.vue";
import { GoodDetailsAPI, addToCartAPI } from "@/request/api";
export default {
  components: {
    Crumb,
  },
  data() {
    return {
      stepNum: 1,
      nav: [],
      productInfo: {},
      themYouCanBuy: [],
      description: "",
      showIssue: true,
      parameters: [],

      imgIndex: 0,
    };
  },
  methods: {
    ...mapActions({
      asyncChangeIsShowToast: "showToast/asyncChangeIsShowToast",
      asyncchangeUserInfo: "userInfo/asyncchangeUserInfo",
    }),
    changeImg(index, src) {
      this.imgIndex = index;
      this.productInfo.coverImg = src;
    },
    stepFn(num) {
      if (num == -1 && this.stepNum - 1 <= 0) return;
      this.stepNum += num;
    },
    // 获取用户信息封装
    async getDetails(id) {
      // 获取到id后，发起请求
      let res = await GoodDetailsAPI(id);
      // console.log("商品详情", res.data);
      let { productInfo, themYouCanBuy } = res.data;
      this.productInfo = productInfo;
      this.themYouCanBuy = themYouCanBuy;
      this.description = this.productInfo.description.replaceAll(
        "upload",
        this.imgUrl + "/upload"
      );
      // 默认大图等一第一张小图
      // this.productInfo.coverImg = this.productInfo.imgAltas[0].src;
      //  高亮索引默认是0
      this.imgIndex = 0;
      this.stepNum = 1;
    },
    gotoColor(id) {
      this.$router.push(`/details?id=${id}`);
      this.getDetails(id);
    },
    async addToCartFn() {
      let res = await addToCartAPI({
        productId: this.productInfo.id,
        total: this.stepNum,
      });
      // 提示添加成功;
      this.asyncChangeIsShowToast({
        show: true,
        msg: "添加成功",
        type: "success",
      });
      // 更新用户信息
      this.asyncchangeUserInfo();
    },
    // 立即购买
    BuyFn() {
      this.asyncChangeIsShowToast({
        show: true,
        msg: "暂未开放该功能",
        type: "info",
      });
    },
  },

  created() {
    this.getDetails(this.$route.query.id);
  },
};
</script>
 
<style lang = "less" scoped>
@base-color: #0a328e;
@import "../css/pabulic.css";
main {
  margin-bottom: 52px;
  display: flex;
  .content {
    width: 884px;
    display: flex;
    justify-content: space-between;
    .l {
      .bigImg {
        width: 459px;
        height: 440px;
        background-color: #fcf;
        margin-bottom: 21px;
      }
      ul {
        width: 459px;
        display: flex;
        justify-content: space-between;
        li {
          width: 100px;
          height: 100px;
          background-color: #cff;
          cursor: pointer;
          box-sizing: border-box;
          overflow: hidden;
          img {
            filter: brightness(50%);
          }
          &:hover {
            img {
              filter: brightness(100%);
            }
          }
        }
      }
    }
    .r {
      padding: 7px 49px 0 31px;
      .top {
        padding-bottom: 23px;
        border-bottom: 1px solid #ececec;
        h2 {
          font-size: 28px;
          color: #000000;
        }
        p {
          margin-top: 15px;
          font-size: 14px;
          font-weight: 300;
          color: #999999;
        }
        .score {
          font-size: 28px;
          font-weight: bold;
          color: #fd604d;
          margin-top: 26px;
        }
      }
      .down {
        padding-top: 19px;
        strong {
          font-weight: 300;
          color: #000000;
          margin-bottom: 14px;
          display: block;
          span {
            color: #666;
            font-size: 14px;
          }
        }
        ul {
          width: 100%;
          overflow: hidden;
          li {
            padding: 5px 10px;
            cursor: pointer;
            height: 32px;
            float: left;
            text-align: center;
            line-height: 32px;
            color: #666666;
            border: 1px solid #d1d1d1;
            margin-right: 20px;
            margin-bottom: 11px;
            &.active {
              border-color: @base-color;
              color: @base-color;
            }
          }
        }
        .step {
          background: #fff;
          width: 106px;
          margin-bottom: 24px;
          height: 32px;
          display: flex;
          justify-content: space-between;
          .reduce,
          .add {
            width: 30px;
            text-align: center;
            line-height: 32px;
            height: 32px;
            cursor: pointer;
            box-sizing: border-box;
            border: 1px solid #ccc;
            user-select: none;
          }
          input {
            width: 46px;
            height: 32px;
            user-select: none;
            border: 0;
            box-sizing: border-box;
            border-top: 1px solid #ccc;
            padding: 0;
            text-indent: 1.5em;
            outline: none;
            border-bottom: 1px solid #ccc;
          }
        }
        .btns {
          display: flex;
          margin-bottom: 25px;
          div {
            width: 150px;
            height: 46px;
            line-height: 46px;
            text-align: center;
            margin-right: 19px;
            cursor: pointer;
            color: #fff;
            &.addToCart {
              background: #3dc36b;
            }
            &.buyNow {
              background: #fd604d;
            }
          }
        }
        .love_share {
          display: flex;
          .love {
            display: flex;
            align-items: center;
            padding-right: 16px;
            border-right: 1px solid #666;
            img {
              margin-right: 12px;
            }
            span {
              color: #666666;
            }
          }
          .share {
            padding-left: 18px;
          }
        }
      }
    }
  }
  aside {
    padding-left: 19px;
    box-sizing: border-box;
    width: 230px;
    border-left: 1px solid #ddd;
    h3 {
      font-size: 18px;
      color: #333333;
      margin-bottom: 20px;
    }
    ul {
      li {
        margin-bottom: 30px;
        display: flex;
        cursor: pointer;
        justify-content: space-between;
        .l {
          width: 80px;
          height: 80px;
          margin-right: 10px;
          background-color: #ffc;
          img {
            width: 100%;
            display: block;
            border: 1px solid transparent;
          }
        }
        .r {
          width: 140px;
          display: flex;
          justify-content: space-around;
          flex-direction: column;
          .title {
            /* 超出一行变省略号 */
            text-overflow: ellipsis;
            width: 100%;
            font-weight: bold;
            overflow: hidden;
            white-space: nowrap;
            font-size: 14px;
            color: #666666;
          }
          .score {
            color: #666666;
            span {
              font-weight: bold;
              font-size: 18px;
              color: #ff5e0f;
            }
          }
        }
        &:hover {
          img {
            border: 1px solid @base-color;
          }
          .title {
            color: @base-color;
          }
        }
      }
    }
  }
}
.tabs {
  border-top: 1px solid #ececec;
  display: flex;
  width: 100%;
  margin-bottom: 27px;
  li {
    width: 120px;
    height: 50px;
    cursor: pointer;
    background: #fff;
    text-align: center;
    line-height: 50px;
    &.active {
      background: #ececec;
      font-weight: bold;
    }
  }
}
.issue {
  padding-bottom: 40px;
  h4 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
    margin-top: 20px;
  }
  p {
    line-height: 1.4em;
  }
}
</style>